-62% is the change from 808 to 307
Calculation steps:
[( 307 - 808 ) ÷ 808] x 100 = -62%
Formula
Percentage change = [(307 - 808) / 808] x 100
Subtract the new number by the original number
307 - 808 = -501
-501 ÷ 808 = -0.620049504950495
-0.620049504950495 x 100 = -62%